data analysis and scientific plotting

data analysis and scientific plotting

qtiplot

Free

Qtiplot is a fully fledged plotting software similar to the OriginLab Origin software (See http://www.originlab.com for more information about Origin).

It can make two and three dimensional plots of publication quality, both from datasets and functions. It can do non-linear fitting and multi-peak fitting.

Some Features:

  • Cross platform: works natively on Windows, Mac OS X and Linux/Unix systems
  • Fully Python scriptable
  • OpenGL based 3D plotting
  • Publication quality plots and easy export to various image formats (EMF, EPS, PS, PDF, SVG, BMP, JPG, PNG, TIFF, etc ...)
  • Easy integration with LaTeX typesetting system
  • Powerful and versatile spreadsheets with column-logic calculations and easy import/export of multiple files
  • One-click access to extensive built-in data analysis routines
  • Advanced statistical analysis: Student's t-Test, ANOVA, chi-square test for variance, normality test (Shapiro-Wilk)
  • Linear and nonlinear curve fitting with weighting and estimation of statistical errors of the fit-parameters
  • Multi-peak fitting
  • Image analysis tools
  • Templates support: all settings for plots, tables and matrices can be saved and restored later on for a fast editing process
  • Project files based on folders, a powerful project explorer with built-in drag and drop and searching facilities
  • Full import of Excel workbooks and Open Document Format spreadsheets, dBase, SQLite and Microsoft Access databases

License: Open Source
Version: 0.9.8.9